Watch case



FIG. 1 is a perspective view of a watch case showing my design;

FIG. 2 is an top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is an left side elevational view thereof; and,

FIG. 6 is a rear elevational view thereof. 

The ornamental design for a watch case, as shown and described. 